KB5128497: what it fixes and who gets it
KB5128497 is a security update from Microsoft's October 2026 release for Microsoft SQL Server 2017 (GDR).
Microsoft data read
Should you install it?
Yes. It is a routine security update; none of its fixes are rated Critical or reported as exploited. Windows Update installs it automatically on supported home PCs.
If the installation fails or the PC misbehaves afterwards, note the exact error code first: the fix depends on it. Our update troubleshooting guides are linked on this page.
Security fixes in KB5128497
| CVE | Type | CVSS | Severity |
|---|---|---|---|
| CVE-2026-94512SQL Server Remote Code Execution Vulnerability | Remote Code Execution | 8.8 | Important |
| CVE-2026-67625Microsoft SQL Server Remote Code Execution Vulnerability | Remote Code Execution | 8.5 | Important |
| CVE-2026-68883Microsoft SQL Server Elevation of Privilege Vulnerability | Elevation of Privilege | 8.5 | Important |
| CVE-2026-85886Microsoft SQL Server Remote Code Execution Vulnerability | Remote Code Execution | 8.5 | Important |
| CVE-2026-96956SQL Server Elevation of Privilege Vulnerability | Elevation of Privilege | 8.0 | Important |
| CVE-2026-85888Microsoft SQL Server Information Disclosure Vulnerability | Information Disclosure | 7.7 | Important |
| CVE-2026-88081Microsoft SQL Server Information Disclosure Vulnerability | Information Disclosure | 7.7 | Important |
| CVE-2026-70189Microsoft SQL Server Remote Code Execution Vulnerability | Remote Code Execution | 6.7 | Important |
| CVE-2026-88089Microsoft SQL Server Remote Code Execution Vulnerability | Remote Code Execution | 6.7 | Important |
| CVE-2026-88085Microsoft SQL Server Elevation of Privilege Vulnerability | Elevation of Privilege | 6.4 | Important |
| CVE-2026-67628Microsoft SQL Server Information Disclosure Vulnerability | Information Disclosure | 4.9 | Important |
| CVE-2026-94520Microsoft SQL Server Denial of Service Vulnerability | Denial of Service | 4.9 | Important |
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